Murder, She Wrote S04 E13 Harbinger of Death

"She may be wrong. But frankly, we doubt it."

Jessica is thrilled to be visiting her niece Carrie and her husband Leonard, an astronomer dreaming of seeing a long-lost comet, but when Carrie's ex-boyfriend Drake Eaton is murdered in the home she's been staying in, Jessica has to prove not only her niece but also her husband innocent of murder.